Overview: materials

 


Materials overview

DOCERAM Bezeichnung
DOCERAM Type
Einheit A-132 A-141 M-132 M-141 Z-141 Cerazur Volcera 131 Volcera 141 M-121
Material
Material
- AI2O3
>99,7%
AI2O3
>99,99%
AI2O+
ZrO2
ATZ ZrO2 Y-PSZ ZrO2 Y-PSZ Si3N4 Si3N4 AI2O3 - TiO2
Farbe
Colour
- elfenbein
ivory
hellrosa
pink
weiß
white
weiß-grau
white-grey
weiß
white
blau
blue
grau, schwarz
grey, black
grau, schwarz
grey, black
grau
grey
Dichte
Density
(g/cm3) 3,9 3,9 4,1 5,5 >6,04 6 3,2 3,2 3,0-37
Biegefestigkeit
Flexural Strength
(MPa) 390 390 600 1600 1200 1300 750 1000 15-100
Druckfestigkeit
Compressive Strength
(MPa) 3900 3900 3600 3600 3000 3000 2500 2500 -
E-Modul
Modules of Elasticity
(GPa) 390 390 350 200 205 205 320 320 10-50
Schlagzähigkeit
Impact Resistance
(MPa m1/2) 5,2 5,2 7,5 8 8 12 6,7 6,4 -
Weibull Modul
Weibull Modules
- 12 12 18 12 12 25 15 14 10-12
Vickers Härte
Vickers Hardness
(HV 0,5) 2000 2000 1600 1400 1300 1150 1650 1650 HV10
5
Wärmeausdehnung
Thermal Expansion Coefficient
(10 -6K-1) 5,5-8,4 5,5-8,4 6,0-8,6 9 10 10 3,4 3,4 α30-100°C
6
Wärmeleitfähigkeit
Thermal Conductivity
(W/mK) 28 28 18 6 <2 <2 22 22 λ30-100°C
1,5-3,0
Temp. Wechselbeständigkeit
Thermal Shock Resistance
(ΔT°C) 120 180 200 660 290 280 550 830 extrem gut
Maximale Einsatztemperatur
Maximum Use Temperature
(°C) 1700 1700 1000 1000 1000 1000 1000 1200 900-1600
Spez. Widerstand bei 20°C
Volume Resistivity at 20°C
(Ω cm) > 1017 > 1015 > 1013 - > 1010 > 1010 > 1011 > 1011 > 1014
Durchschlagsfestigkeit
Dielectric Strength
(kV/mm) 22 30 - - - - 20 20 -

 

The values listed were determined on standard test specimens. The material properties can deviate from these values depending on the application and component geometry. Please contact us should you require a precise clarification of the material suitability. Other technical data on request. Subject to technical modifications and errors. 2014 edition. Download

 


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